What is correct for mustard ?

Consider the following statements

$I$.In racemose inflorescence, the flowers are brone in a basipetal order:

$II$.Epigynous flowers are seen in rose plant.  $III$.In brinjal, the ovary is superior:

Of these statements

Mark the incorrect match

The arrangement of ovules within the ovary is known as placentation. What does the term placenta refer to ? Draw various types of placentations in the flower as seen in $\mathrm{TS}$ and $\mathrm{VS}$.

Which is correct group of half interior flower ?!